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Insect Science, Chinese Academy of Science


Oak silkworm eggs use a natural chemical defence to keep parasitic wasps away

Research reveals that naturally laid oak silkworm eggs produce a volatile compound called 2-ethyl-1-hexanol (2EH) that acts as a natural repellent, reducing parasitism. This discovery provides a new perspective on how insects protect their offspring and could have practical applications for optimizing biological control programmes.

SourceInsect Science, Chinese Academy of Science·JournalInsect Science·TypeData/statistical analysis·DateSep 22, 2026